1-become-became-become-becoming
2-shine-shone-shone-shining
3-think-thought-thought-thinking
4-smell-smelt-smelled-smelling
5-fly-flew-flown-flying
6-wear-wore-worn-wearing
7-rise-rose-risen-rising
8-lie-lay-lain-lying
9-cost-cost-cost-costing
10-throw-threw-thrown-throwing
11-steal-stole-stolen-stealing
12-catch-caught-caught-catching